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Close up of a very shiny boat propeller reflecting the clear water while the boat is anchored
Twin-engine on sailboat
Front view of et engine cross section cutaway detail with a blue tint. Horizontally.
aircraft propeller
Pratt and Whitney F100
Airplane engine of commercial aircraft standing at airport
A propeller-driven, four engine airliner built by Lockheed Corporation in 1943.  The first pressurized cabin civil airliner.
Detailed front view of aircraft propeller blade against dramatic cloudy sky, showcasing aviation engineering. Transall C-160
Power generating windturbines on a sunny winter day in  Denmark
A detailed image of an airplane engine.
Close-up wind turbines stock photo.
The Douglas DC-7 is an American transport aircraft built by the Douglas Aircraft Company from 1953 to 1958. It was the last major piston engine powered transport made by Douglas, coming just a few years before the advent of jet aircraft such as the Boeing 707 and Douglas DC-8.
Aerial images of wind structures implemented with clean energy using wind
18-cylinder air-cooled radial aircraft engine
A conceptual electric car motor on dark gradient background, created in 3D. Close-up of an electric engine and its different parts.
Turboprop engine of the aircraft for repair, maintenance
Automotive engine cover
Old airplane aircraft isolated. Detail. Abstract illustration.
Upper part of the windmill for generating electricity
Miramar, California, USA - September 22, 2023: The engines of a B-29 Superfortress built in 1944, named Doc, sits on the tarmac at America's Airshow 2023.
Wide angle image of mechanical engineering in Aeronautics. Belonging to a Euro-fighter Typhoon.
alter stillgelegter Industrie Ventilator
Engine of helicopter in hangar.
The bow of a cargo ship with anchors. The bow of the tugboat with the indicated immersion depth on it, front view.
The Atomiumis a landmark modernist building in Brussels, Belgium, originally constructed as the centrepiece of the 1958 Brussels World's Fair (Expo 58). The image shows the Atomium partially, captrured during summer season.
Shiny large propeller of a fishing boat in a shipyard for maintenance.Background.
Close up of white Ferris Wheel Melbourne Docklands
Aircraft jet engine combustor chamber inner view, b&w
Photo of windmill outdoors, Renewable Energy concept photography with wind farm. Sustainable Energy, picture with modern technology.
Free Images: "bestof:Thornycroft screw turbine propellor (Rankin Kennedy, Modern Engines, Vol III).jpg Ship propellers Thornycroft"
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1905_07_29_Page_2a.jpg
Philia Hellenic Center for Marine Research Heraklion harbour.jpg
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Design_Analysis_of_the_Lockheed_PV-1_Ventura.png
SLNSW 42975 An early Shell refuelling tanker filling the tanker at Shell depot a Thornycroft vehicle.jpg
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USS_Balitimore.jpg
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City_of_New_York.jpg
John_Henry_Mohrmann_-_The_Belgian_steamer_Amélie_bound_for_Spain.jpg
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Thornycroft_screw_turbine_propellor_(Rankin_Kennedy,_Modern_Engines,_Vol_III).jpg
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Thornycroft_marine_boiler_(Rankin_Kennedy,_Modern_Engines,_Vol_VI).jpg
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Torpedobaad nr 6 at Thornycroft - Front view - cropped.jpg
Magne (ship, 1905).png
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Hvalrossen (ship, 1884) - NH 64240.tiff
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Parsons_helical_wheel_gearing_(Rankin_Kennedy,_Modern_Engines,_Vol_II).jpg
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